Yo-yo



FIG. 1 is a right, front perspective view of a yo-yo showing our new design;

FIG. 2 is a right side elevational view thereof, the left side being a mirror image;

FIG. 3 is a front elevational view thereof, the rear being a mirror image;

FIG. 4 is an enlarged cross-sectional view thereof;

FIG. 5 is a right, front perspective view of a second embodiment of FIG. 1; and,

FIG. 6 is a right, front perspective view of a third embodiment of FIG. 1.

The broken line disclosure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a yo-yo, as shown and described. 